*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.box{
    width: 1000px;
    height: 800px;
    margin: 20px auto;
    border: 1px solid rgb(66, 122, 184);
}
.shang{
    width: 100%;
    height: 50px;
    background-color: rgb(66, 122, 184);
    color: white;
}
.shang p{
    margin-left: 20px;
    padding-top: 15px;
}
.zhong{
    width: 100%;
    height: 80px;
    display: flex;
}
.s1{
    width: 200px;
    height: 30px;
    margin-top: 23px;
    margin-left: 20px;
}
.s2{
    width: 200px;
    height: 30px;
    margin-top: 23px;
    margin-left: 40px;
}
.s3{
    width: 200px;
    height: 30px;
    margin-top: 23px;
    margin-left: 40px;
}
.s4{
    margin-top: 23px;
    background-color: rgb(106, 183, 88);
    color: white;
    width: 50px;
    height: 30px;
    margin-left: 40px;
    border-radius: 5px;
    border: none;
}
.s5{
    margin-top: 23px;
    background-color: rgb(233, 173, 74);
    color: white;
    width: 50px;
    height: 30px;
    margin-left: 10px;
    border-radius: 5px;
    border: none;
}
th,td{
    width: 200px;
    height: 50px;
}
table{
    border: 2px solid rgb(225, 225, 225);
    border-collapse: collapse;
}
tbody tr:nth-child(odd){
    background-color: rgb(249, 249, 249);
}